Actividad 4

main.dart

import 'package:flutter/material.dart';

void main() => runApp(Balbuenatest());

class Balbuenatest extends StatelessWidget {
  Widget build(BuildContext context) {
    return MaterialApp(
      title: 'Hello World Demo Aplication',
      theme: ThemeData(
        primarySwatch: Colors.green,
      ),
      home: MyHomePage(title: 'Home Page'),
    );
  }
}

class MyHomePage extends StatelessWidget {
  MyHomePage({Key key, this.title}) : super(key: key);
  final String title;
  @override
  Widget build(BuildContext context) {
    return Scaffold(
      appBar: AppBar(
        title: Text(this.title),
      ),
      body: Center(
          child: Text(
        'Hello World',
      )),
    );
  }
}